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CVE-2011-1820

12
FAUCET Score

CVE-2011-1820 describes an information disclosure vulnerability in IBM Tivoli Directory Server (TDS) versions 5.2 through 6.3. The flaw stems from improper handling of the ibm-auditAttributesOnGroupEvalOp setting, which could allow authenticated attackers to read sensitive information from audit logs. With a CVSS score of 1.7, this vulnerability is considered low severity, requiring local access and user authentication for exploitation, with a potential impact of partial confidentiality loss. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
5.2.0CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_directory_server:5.2.0:*:*:*:*:*:*:*
5.2.0.4CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_directory_server:5.2.0.4:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_directory_server:6.0:*:*:*:*:*:*:*
6.0.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_directory_server:6.0.0.0:*:*:*:*:*:*:*
6.0.0.1CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_directory_server:6.0.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.7LOW

AV:L/AC:L/Au:S/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
3.1
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.35%
Probability of exploitation in next 30 days
EPSS Percentile
27.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0035 is in the 80th percentile among its peer group of 1,509 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/44184
Vendor Advisory
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/66712
ibm.com / support/docview.wss
ibm.com / support/docview.wss
ibm.com / support/docview.wss
ibm.com / support/docview.wss
ibm.com / support/docview.wss
ibm.com / support/docview.wss
ibm.com / support/docview.wss
Patch
ibm.com / support/docview.wss
Patch
ibm.com / support/docview.wss
Patch
ibm.com / support/docview.wss
Patch
ibm.com / support/docview.wss
Patch